7k^2+28-147=0

Solution for 7k^2+28-147=0 equation:

Simplifying
7k2 + 28 + -147 = 0

Reorder the terms:
28 + -147 + 7k2 = 0

Combine like terms: 28 + -147 = -119
-119 + 7k2 = 0

Solving
-119 + 7k2 = 0

Solving for variable 'k'.

Move all terms containing k to the left, all other terms to the right.

Add '119' to each side of the equation.
-119 + 119 + 7k2 = 0 + 119

Combine like terms: -119 + 119 = 0
0 + 7k2 = 0 + 119
7k2 = 0 + 119

Combine like terms: 0 + 119 = 119
7k2 = 119

Divide each side by '7'.
k2 = 17

Simplifying
k2 = 17

Take the square root of each side:
k = {-4.123105626, 4.123105626}